LIGHT DUTY - EGR IN MANIFOLD, HEAVY DUTY - NO EGR IN MANIFOLD, CA - CALIFORNIA EMISSIONS. Need model number of Pump to be sure of application. If model number or application is not listed. E-mail for price and availability with model number and application. Seized Head & Rotor core charge $300.00 (pump quit after engine steam cleaned or water pump replaced, call for trouble shooting information).